@article{ref1,
title="Daylight conspicuity of reversible-lane signal systems",
journal="Human factors",
year="1986",
author="Nassi, R. and Strybel, T. Z.",
volume="28",
number="1",
pages="83-89",
abstract="Abstract unavailable.",
language="",
issn="0018-7208",
doi="",
url="http://dx.doi.org/"
}